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-rw-r--r--src/include/device/pciexp.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/device/pciexp.h b/src/include/device/pciexp.h
index f3df1a5f27..e7f212092e 100644
--- a/src/include/device/pciexp.h
+++ b/src/include/device/pciexp.h
@@ -9,6 +9,11 @@ enum aspm_type {
PCIE_ASPM_BOTH = 3,
};
+#define ASPM_LTR_L12_THRESHOLD_VALUE_OFFSET 16
+#define ASPM_LTR_L12_THRESHOLD_VALUE_MASK (0x3ff << ASPM_LTR_L12_THRESHOLD_VALUE_OFFSET)
+#define ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET 29
+#define ASPM_LTR_L12_THRESHOLD_SCALE_MASK (0x7 << ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET)
+
void pciexp_scan_bus(struct bus *bus, unsigned int min_devfn,
unsigned int max_devfn);